interior floor area

• 内部楼面面积

interior floor area的用法和样例：

例句

1. This house has ten rooms with a floor space of 200 square meters.
   这栋房子有十间房间，楼面面积为二百平方公尺。
2. To create a more durable ball, racket parchment replaced by wooden boards, making area to enlarge, the handle grip is also lengthened.
   球制造得比较耐用，拍子由木板改为羊皮纸板，拍面面积放大，握把的柄也加长。